1Cr18Ni11Si4AlTi - GJB 2294-1995

Grade	1Cr18Ni11Si4AlTi
Corresponding Standard	GJB 2294-1995 Specification for Stainless and Heat-Resisting Steel Bars for Aviation
Classification	Duplex Stainless Steel
Properties	Corrosion Resistance Forgability Weldability

1Cr18Ni11Si4AlTi Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Ti	Al
Minimum Value	0.1	3.4	-	-	-	17.5	10	0.4	0.1
Maximum Value	0.18	4	0.8	0.035	0.025	19.5	12	0.7	0.3

1Cr18Ni11Si4AlTi Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW	Impact Energy Absorption KV2 J
Steel Rod	Solid Solution Treatment					Negotiation between supply and demand parties
Sample d=25mm	Quenching or Solution Annealing ①	≥715	≥440	≥25	≥40		横向:≥27 ≤63

New and Old Grade Replacement List

1Cr18Ni11Si4AlTi Corresponding Standards(Same grade name, different standards)

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